The hindwing eyespots of the butterfly Bicyclus anyana responded to artificial selection for increased gold color in both or increased black color in both,but artificial selection could not produce increased gold in one spot and increased black in the other.This is an example of ________.
A) homoplasy
B) heterochrony
C) genetic linkage
D) orthologous genes
E) constraint

Question

Quizplus · Accepted Answer

This is an example of constraint, as the genetic architecture of the organism cannot accommodate changes that produce both increased gold and black pigmentation in the same spot. This suggests that the genes involved in producing gold and black pigmentation are linked or interact with each other to prevent variation in these traits.

The Hindwing Eyespots of the Butterfly Bicyclus Anyana Responded to Artificial